*{
    margin: 0;
    padding: 0;
}
.con{
    width: 100%;
}
.top{
    width: 1100px;
    height: 600px;
    margin: 0 auto;
}
.word{
    width: 25%;
    height: 80px;
    margin: 0 auto;
}
.big-box{
    width: 120px;
    height: 45px;
    margin: 0 auto;
}
.biggg{
    font-size: 28px;
    color: #333333;
    margin: 0 auto;

}
.small-box{
    width: 230px;
    height: 20px;
    margin: 0 auto;
}
.small{
    font-size: 14px;
    color: #999999;
    margin: 0 auto;
}
.imgg{
    width: 100%;
    height: 550px;
    margin: 0 auto;
}
.imgg>img{
    width: 100%;
    height: 100%;
}
.downn{
    width: 100%;
    margin-top: 60px;
}
.down-one{
    width: 100%;
    height: 30px;
    background: #444c56;
}
.worder{
    width: 1200px;
    height: 30px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
}
.worder > span {
    font-size: 15px;
    color: #cccccc;
    line-height: 30px;
}
.down-two{
    width: 100%;
    height: 200px;
    background: #323840;
    position: relative;
}
.twoo{
    width: 1200px;
    height: 120px;
    margin: 0 auto;
}
.leftt{
    width: 200px;
    height: auto;
    float: left;
    padding-top: 50px;
}
.leftt > img {
    width: 100%;
    height: 100%;
}
.centerr{
    width: 68%;
    height: 100%;
    display: flex;
    justify-content: space-around;
    float: left;
    padding-top: 30px;
}
.left-zuo,.center-zhong{
    width: 100px;
    height: 100%;
}
.left-zuo > p,.center-zhong >p{
    font-size: 16px;
    color: #999999;
    margin-bottom: 2px;
}
.right-you{
    width: 250px;
    height: 100%;
    float: left;
}
.right-you > p{
    font-size: 16px;
    color: #999999;
    margin-top: 2px;
}
.rightt{
    width: 100px;
    height: 145px;
    float: left;
    padding-top: 40px;
}
.rightt > img{
    width: 100%;
    height: 100%;
}
.down-three{
    width: 100%;
    height: 30px;
    background: #202429;
}
.last{
    width: 400px;
    height: 30px;
    margin: 0 auto;
}
.last > p {
    font-size: 12px;
    color: white;
    line-height: 20px;
}